66806907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 97278720

約数和(自身を除く): 30471813

約数列:

[1, 3, 19, 43, 57, 97, 129, 281, 291, 817, 843, 1843, 2451, 4171, 5339, 5529, 12083, 12513, 16017, 27257, 36249, 79249, 81771, 229577, 237747, 517883, 688731, 1172051, 1553649, 3516153, 22268969, 66806907]

約数ペア:

[(1, 66806907), (3, 22268969), (19, 3516153), (43, 1553649), (57, 1172051), (97, 688731), (129, 517883), (281, 237747), (291, 229577), (817, 81771), (843, 79249), (1843, 36249), (2451, 27257), (4171, 16017), (5339, 12513), (5529, 12083)]